Base | Representation |
---|---|
bin | 1100111011011001010… |
… | …0011001100111100100 |
3 | 210020021200100101102002 |
4 | 3032312110121213210 |
5 | 12114331121230340 |
6 | 250010551304432 |
7 | 22021616661122 |
oct | 3166624314744 |
9 | 706250311362 |
10 | 222102133220 |
11 | 86213956000 |
12 | 3706567b118 |
13 | 17c37380906 |
14 | aa6d64a912 |
15 | 5b9da29715 |
hex | 33b65199e4 |
222102133220 has 48 divisors (see below), whose sum is σ = 513020946816. Its totient is φ = 80764402400.
The previous prime is 222102133213. The next prime is 222102133223. The reversal of 222102133220 is 22331201222.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 222102133192 and 222102133201.
It is not an unprimeable number, because it can be changed into a prime (222102133223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4145096 + ... + 4198335.
It is an arithmetic number, because the mean of its divisors is an integer number (10687936392).
Almost surely, 2222102133220 is an apocalyptic number.
222102133220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
222102133220 is an abundant number, since it is smaller than the sum of its proper divisors (290918813596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222102133220 is a wasteful number, since it uses less digits than its factorization.
222102133220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8343473 (or 8343449 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 222102133220 its reverse (22331201222), we get a palindrome (244433334442).
The spelling of 222102133220 in words is "two hundred twenty-two billion, one hundred two million, one hundred thirty-three thousand, two hundred twenty".
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